Validate and don't allow the api restoreVirtualMachine for cks clusters

[kiranchavala]

problem

https://cloudstack.apache.org/api/apidocs-4.22/apis/restoreVirtualMachine.html

versions

ACS 4.22

The steps to reproduce the bug

1. Launch a cks cluster with 2 worker node

2. CKS cluster in running state

3. Navigate to the instance > worker node > Restore virtual Machine > select a differnt template

4. CKS cluster goes into alert state

...

What to do about it?

Cloudstack should not allow a user to reinstall a vm which is part of a cks cluster.

A exception message should be thrown

Similar to the pr

#12800

[nvazquez]

@kiranchavala please find a fix included on the PR #12800

[sureshanaparti]

Fixed in #12800